• ASTM A213 T91 boiler tube 328 System 1
  • ASTM A213 T91 boiler tube 328 System 2
  • ASTM A213 T91 boiler tube 328 System 3
ASTM A213 T91 boiler tube 328

ASTM A213 T91 boiler tube 328

Ref Price:
get latest price
Loading Port:
Shanghai
Payment Terms:
TT OR LC
Min Order Qty:
-
Supply Capability:
30000 kg/month

Add to My Favorites

Follow us:


OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

Alloy pipe stock grade   A335P11/P22/P12/P91/P92/P9/P5   A213 T11/T22/T12/T91/T91/T9/T5

T91 alloy pipe is America national tree like ridge and America combustion new martensitic heat-resistant steel engineering company metallurgical materials laboratory research work. It is to reduce the carbon content of 9Cr1MoV steel on the basis of the content of sulphur, phosphorus, strictly limit the vanadium, niobium, adding small amount of alloying elements.

The number of K90901 T91 alloy tube

T91 alloy tube

T91 alloy pipe specifications: 8-1240 x 1-200mm

Overview of T91 alloy tube:

T91 alloy tubes for ferrite and Olympic alloy steel seamless steel tube boiler, overheating and heat exchanger belongs to (ASTM A213 / A213M-07a)

Use:

For low and medium pressure boiler (work pressure is generally not more than 5.88Mpa, the operating temperature at 450 DEG C) of the heating surface tube; used for high pressure boiler (work pressure is generally above 9.8Mpa, operate at a temperature of 450 DEG to 650 DEG C between) the heating surface tubes, economizer, superheater, reheater, petrochemical industrial pipe.

Heat treatment of T91 alloy tube:

The final heat of T91 treatment for normalizing and high temperature tempering, normalizing temperature 1040 C, the holding time of not less than 10 min, the tempering temperature is 730 to 780 DEG C, the heat preservation time is not less than 1h, the final heat treatment on Microstructure of tempered martensite

Q:What is the maximum temperature and pressure that steel pipes can withstand?
The maximum temperature and pressure that steel pipes can withstand depend on various factors such as the grade of steel, wall thickness, and intended application. However, in general, steel pipes can typically withstand temperatures up to 1000-1200°C (1800-2200°F) and pressures ranging from 1000-5000 psi (6.9-34.5 MPa). It is important to consult specific industry standards and engineering guidelines for accurate information based on the specific steel grade and application.
Q:Can steel pipes be used for sewage and wastewater systems?
Yes, steel pipes can be used for sewage and wastewater systems. Steel pipes offer durability, strength, and resistance to corrosion, making them suitable for conveying sewage and wastewater. Additionally, steel pipes can handle high-pressure flows and are often used in larger diameter applications, making them a reliable choice for sewage and wastewater systems.
Q:What are the different types of hangers used for supporting steel pipes?
There are several different types of hangers used for supporting steel pipes, each with its own unique design and purpose. Some of the most common types include: 1. Clevis Hangers: These hangers consist of a U-shaped loop that is attached to a support structure using a threaded rod. The pipe is then placed inside the loop and secured in place with a bolt. Clevis hangers are often used in vertical pipe runs and provide excellent support and stability. 2. Split Ring Hangers: These hangers are designed with a split ring that wraps around the pipe and is attached to a support structure using a threaded rod. Split ring hangers allow for easy installation and adjustment, making them suitable for various pipe sizes and applications. 3. Pipe Clamps: Pipe clamps are simple and versatile hangers that consist of a metal clamp that wraps around the pipe and is secured to a support structure using screws or bolts. These hangers are available in various designs, such as one-hole, two-hole, or cushioned clamps, to accommodate different pipe sizes and provide stability. 4. Beam Clamps: Beam clamps are specifically designed to attach to overhead support beams or structures. They typically feature a clamp that wraps around the beam and a threaded rod or bolt that attaches to the pipe. Beam clamps are suitable for supporting horizontal pipe runs and are commonly used in industrial and commercial settings. 5. Roller Hangers: Roller hangers are used when there is a need for pipe movement due to thermal expansion or contraction. These hangers consist of a roller that allows the pipe to move freely while still providing support. Roller hangers are commonly used in long pipe runs or where there is a significant temperature variation. 6. Spring Hangers: Spring hangers are designed to support pipes and absorb vibrations or shocks. They consist of a spring element that is attached to a support structure and a rod or rod assembly that supports the pipe. Spring hangers are often used in applications where there is a need for noise reduction or to prevent damage caused by vibrations. These are just a few examples of the different types of hangers used for supporting steel pipes. The choice of hanger depends on factors such as pipe size, weight, location, and specific requirements of the installation. Consulting with a professional or engineer is recommended to ensure the appropriate hangers are selected for each specific application.
Q:How can steel pipes be protected from corrosion?
There are several methods available to protect steel pipes from corrosion. One commonly used method is the application of protective coatings, which create a barrier between the steel and the corrosive elements in the environment. Epoxy is the most widely used coating for steel pipes and offers excellent corrosion resistance. Depending on the specific requirements, polyethylene and polyurethane coatings can also be used. Another effective way to prevent corrosion is through cathodic protection. This technique involves using sacrificial anodes or impressed current systems. Sacrificial anodes, typically made of zinc or aluminum, are attached to the steel pipes and corrode instead of the steel, sacrificing themselves to protect the pipes. Impressed current systems utilize a direct electrical current to counteract the corrosion process. To ensure the longevity of steel pipes, regular maintenance and inspection are crucial. It is important to monitor the condition of the coatings and address any signs of damage or deterioration promptly. Additionally, implementing proper drainage systems to prevent the accumulation of moisture around the pipes is essential for corrosion prevention. Consideration of environmental factors is also necessary when protecting steel pipes from corrosion. This involves mitigating exposure to corrosive substances like acids or chemicals and ensuring adequate ventilation and airflow to prevent moisture and humidity buildup. By implementing a combination of these protective measures, steel pipes can have an extended lifespan and maintain their structural integrity.
Q:Can steel pipes be used for underground power transmission?
Indeed, underground power transmission can make use of steel pipes. Due to their resilience, robustness, and resistance to corrosion, steel pipes are extensively employed in underground power transmission systems. These pipes serve as a safeguarding enclosure for power cables, guaranteeing their security and shielding them from potential harm caused by external elements like moisture, soil movements, and potential impacts. Moreover, the use of steel pipes facilitates easy installation, maintenance, and repair of the power transmission system. Additionally, their ability to withstand high pressure and temperature renders them suitable for conveying the high voltage electricity essential for power transmission. All in all, steel pipes are a dependable and effective choice for underground power transmission.
Q:How are steel pipes used in the manufacturing of chemical processing equipment?
Due to their durability, corrosion resistance, and ability to withstand high temperatures and pressures, steel pipes find common use in the manufacturing of chemical processing equipment. These pipes serve two primary functions within the equipment: as conduits for transporting raw materials and as channels for distributing processed products. Firstly, steel pipes safely and efficiently transport raw materials, such as chemicals and solvents, from storage tanks or external sources to various processing units within the equipment. This ensures accurate and controlled dosage and distribution. Steel pipes are chosen for this task due to their strength, which enables them to handle the high pressures and temperatures associated with chemical processing. Secondly, steel pipes distribute processed products throughout the equipment. Once raw materials have undergone chemical reactions and transformations, the resulting products must be transported to the next stage or collected for further processing. Steel pipes are ideal for this purpose as they can withstand the corrosive nature of many chemicals and the high temperatures encountered during these processes. In addition, steel pipes offer versatility and compatibility with various chemicals and solvents, making them well-suited for use in chemical processing equipment. They can be easily customized to accommodate specific requirements, such as different pipe sizes, shapes, and fittings. This flexibility allows for efficient design and installation, ensuring a seamless flow of materials and products throughout the equipment. In conclusion, steel pipes play a crucial role in the manufacturing of chemical processing equipment by providing a reliable and efficient means of transporting raw materials and distributing processed products. Their durability, corrosion resistance, and ability to withstand high temperatures and pressures make them an essential component in ensuring the safe and efficient operation of chemical processing equipment.
Q:How are steel pipes used in the mining and mineral processing industry?
Steel pipes are widely used in the mining and mineral processing industry for various applications. They are primarily used for the transportation of water, slurry, and other liquids within the mining operations. These pipes are also used for the conveyance of minerals, ores, and waste materials. Additionally, steel pipes are used in the construction of infrastructure such as mine shafts, pipelines, and underground tunnels in the mining industry. They provide durability, strength, and resistance to corrosion, making them a reliable choice for the demanding conditions of mining and mineral processing.
Q:How are steel pipes used in the construction of gas distribution networks?
Steel pipes are commonly used in the construction of gas distribution networks due to their strength, durability, and ability to withstand high pressure. These pipes are used to transport natural gas from the source to homes, businesses, and industries safely and efficiently. They are often buried underground and connected through a network of pipes, allowing for the distribution of gas to various locations. The corrosion-resistant nature of steel ensures the longevity of the pipes, making them a reliable choice for gas distribution infrastructure.
Q:Can steel pipes be used for water treatment plants?
Yes, steel pipes can be and are commonly used in water treatment plants. Steel pipes have several advantages such as high strength, durability, and resistance to corrosion, making them suitable for conveying and transporting water in water treatment processes.
Q:How are steel pipes used in the manufacturing of conveyor systems?
Steel pipes are commonly used in the manufacturing of conveyor systems to provide a durable and reliable structure for transporting various materials. They are typically used as the main framework for the conveyor system, supporting the conveyor belt and other components. Steel pipes are known for their strength and resistance to wear and tear, making them ideal for handling heavy loads and withstanding continuous use. Additionally, steel pipes can be easily shaped and welded, allowing for customization and flexibility in conveyor system design.

1. Manufacturer Overview

Location
Year Established
Annual Output Value
Main Markets
Company Certifications

2. Manufacturer Certificates

a) Certification Name  
Range  
Reference  
Validity Period  

3. Manufacturer Capability

a)Trade Capacity  
Nearest Port
Export Percentage
No.of Employees in Trade Department
Language Spoken:
b)Factory Information  
Factory Size:
No. of Production Lines
Contract Manufacturing
Product Price Range

Send your message to us

This is not what you are looking for? Post Buying Request

Similar products

New products

Hot products


Related keywords